електро-дуговий ракетний двигун
reaction engine / motor (jet engine)
thermal arc engine / arcjet
engine capacity / engine power, engine output
air-breathing jet engine
axial-flow (jet) engine
hydrojet / water jet engine
jet engine
jet propulsion engine
air-feed jet engine
compressorless air-breathing jet engine
laser air-jet engine
ram air-breathing jet engine
jet-propulsion engine
arc light
alternative arc of fire
windage arc
wind-gauge arc
electric arc
crescent-shaped circular arc aerofoil section
circular arc aerofoil section
flat-convex circular arc aerofoil section
arc welding
arc-shaped aerofoil section
zinc-xenon arc lamp
elevating arc
elevating arc clamp
minute of angle (MOA) / arcminute, minute of arc
arc bridge
arc clinometer
arc of elevation
arc of fire
arc of training